# Copyright 2022-2023 ETSI TeraFlowSDN - TFS OSG (https://tfs.etsi.org/)
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

---
kind: ConfigMap
apiVersion: v1
metadata:
  name: prometheus-config
data:
  prometheus.yml: |
    global:
      scrape_interval:     15s
      external_labels:
        monitor: 'teraflow-metrics'
    scrape_configs:
    - job_name: 'teraflow-metrics-pod'
      kubernetes_sd_configs:
      - role: pod
        namespaces:
          names:
          - gitlab-ci
    - job_name: 'teraflow-metrics-service'
      kubernetes_sd_configs:
      - role: service
        namespaces:
          names:
          - gitlab-ci
    - job_name: 'teraflow-metrics-endpoints'
      kubernetes_sd_configs:
      - role: endpoints
        namespaces:
          names:
          - gitlab-ci
---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: prometheus
spec:
  selector:
    matchLabels:
      app: prometheus
  replicas: 1
  template:
    metadata:
      labels:
        app: prometheus
        version: v1
    spec:
      #serviceAccountName: prometheus
      containers:
        - name: prometheus
          image: prom/prometheus:v2.28.1
          ports:
            - containerPort: 9090
          volumeMounts:
            - name: prometheus-config-volume
              mountPath: /etc/prometheus/prometheus.yml
              subPath: prometheus.yml
      volumes:
        - name: prometheus-config-volume
          configMap:
            name: prometheus-config
      restartPolicy: Always
---
apiVersion: v1
kind: Service
metadata:
  name: prometheus
  labels:
    app: prometheus
spec:
  type: ClusterIP
  selector:
    app: prometheus
  ports:
    - name: http
      protocol: TCP
      port: 9090
      targetPort: 9090
---